9672443906243 has 4 divisors (see below), whose sum is σ = 9673517796000. Its totient is φ = 9671370016488.

The previous prime is 9672443906233. The next prime is 9672443906263. The reversal of 9672443906243 is 3426093442769.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9672443906243 - 2⁶ = 9672443906179 is a prime.

It is a super-2 number, since 2×9672443906243² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9672443906233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536931368 + ... + 536949381.

It is an arithmetic number, because the mean of its divisors is an integer number (2418379449000).

Almost surely, 2^{9672443906243} is an apocalyptic number.

9672443906243 is a deficient number, since it is larger than the sum of its proper divisors (1073889757).

9672443906243 is a wasteful number, since it uses less digits than its factorization.

9672443906243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073889756.

The product of its (nonzero) digits is 47029248, while the sum is 59.

The spelling of 9672443906243 in words is "nine trillion, six hundred seventy-two billion, four hundred forty-three million, nine hundred six thousand, two hundred forty-three".